Connect 3 Pin Chassis Fan To 4 Pin Motherboard

4 pin connectors are usually used by cpu fans with higher power consumption.

Connect 3 pin chassis fan to 4 pin motherboard.

A four pin connector is a little different than the three pin connector since it has the extra fourth wire used for controlling and sending signals to the fan which likely has a chip on it that tells it to slow down or speed up in addition to the other wires the three pin connector has. This cable is designed for 3 pin addressable rgb led fans and addressable rgb capable motherboard only. Case fan accessory color. Plug them into the chassis fan headers on the board.

Usb to 3 pin 4 pin case fan adapter connector cable usb 3pin 4pin cable 4 5 out of 5 stars 61. The 4 pin headers accept 3 pin fans line up the connector properly and it will slide into place. Chassis and cpu fans may use either 3 pin or 4 pin power connectors. 4 pin connectors areusually used by cpu fans with higher power consumption.

Do not use it for standard 4 pin rgb or 5 pin rgbw devices. You can then use fan xpert to create a profile for your fans based on temps or set manually in uefi. It will also have three square holes on the front and three wires entering the back. 3 pin connectors are usually used for the smallerchassis fans with lower power consumption.

The image below displaying is the difference between a 4 pin pwm fan connector left and a 3 pin fan connector right installing a 3 pin fan to the motherboard. Chassis and cpu fans may use either 3 pin or 4 pin powerconnectors. Cooler master addressable rgb 1 to 3 splitter cable with gigabyte 3 pin argb adapter. 3 pin connectors are usually used for the smaller chassis fans with lower power consumption.

Three wire and four wire fan connectors. A 3 pin fan connector will be smaller in size than the 4 pin pwm fan connector.